Since the office was established in 1789, 44 people have served as president. Grover Cleveland served two non-consecutive terms in office, and is counted as the nation's 22nd and 24th president. Thus the incumbent, Donald Trump, is the nation's 45th president.

The following are the official White House paintings of the former presidents of United States. In recent years, an official painting of the current sitting president is usually not unveiled until after they leave office.